3200551561 has 8 divisors (see below), whose sum is σ = 3246917184. Its totient is φ = 3154221840.

The previous prime is 3200551547. The next prime is 3200551573. The reversal of 3200551561 is 1651550023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3200551561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3200551661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208206 + ... + 223048.

It is an arithmetic number, because the mean of its divisors is an integer number (405864648).

Almost surely, 2^3200551561 is an apocalyptic number.

It is an amenable number.

3200551561 is a deficient number, since it is larger than the sum of its proper divisors (46365623).

3200551561 is a wasteful number, since it uses less digits than its factorization.

3200551561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17951.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 3200551561 is about 56573.4174414097. The cubic root of 3200551561 is about 1473.6972599296.

The spelling of 3200551561 in words is "three billion, two hundred million, five hundred fifty-one thousand, five hundred sixty-one".